ML19273B809

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RO 50-366/79-39 on 790524:listed Valves Did Not Meet Individual Valve Leak Rate Criteria,Per ASME Section XI
ML19273B809
Person / Time
Site: Hatch Southern Nuclear icon.png
Issue date: 05/24/1979
From: Manry M
GEORGIA POWER CO.
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
NUDOCS 7906140414
Download: ML19273B809 (1)


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'g } W 25 A11NffA. GEORGIA 30303 SulkitCT: MlCil UM117. DOCKr.T NO. 50-366, N011rlCAT10tf Or REPORTAIILE OCCURRENCE MO. 50-366/1979-39 M011111D: Ross T. R09em DAlt.: 5-24-79 DATE: 5-24-79 TIME: 2:13 PM DESCRIP110tf Of REPORTABLE OCCURRIMCE Mille shutdwn on 5-24-79 for Anchor holt inspection and Repair. it, was discovered that the following valves which were originally judoed to have acceptable leak rate values per Tech. Spec. 3.6.1.2 and 10CFR50 Appendix J (based on overa)1 leakape) when tested per IRfP-2-3952, did not reet the individual valve leak ate criteria per ASHC Section XI.

part IW: feedwater check valve 2B21-T0103, and futR ptzT suction valves 2E11-f004B. 2t11-F004C and 2E11-F004D.

It was originally interpreted that the ALHi. acceptance criteria did not go into effect until cormerttel operation; hwever, the interpretation that it took effect with issuanc?

of the operating license (6-13-78) caused the above valves to not nieet the A!J4E criteria.

There were no penannel overexposures or injuries and no releases of red-ioactive waterials as a result of this occurrence.

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